JE Pistons LS ASYM DISH/INV DM Set of 8 Pistons

When you're building a high-performance LS engine, the pistons are a critical component that needs to handle serious stress. This set of eight asymmetrical dish/inverted dome pistons from JE Pistons is forged from 2618 aluminum, a material chosen for its high tensile strength, making it well-suited for demanding performance applications where durability is key. These pistons are made 100% in the USA, reflecting JE Pistons' extensive experience in crafting racing components.

JE Pistons incorporates several design features to optimize performance and longevity. The proprietary Forged Side Relief (FSR) forging design helps minimize friction and power loss by reducing skirt width, and a shorter wrist pin further saves weight. Depending on the specific application, these pistons may also feature an accumulator groove to help manage combustion gas pressure, which can reduce ring flutter and improve ring seal for more consistent power delivery. Some applications also include a skirt coating designed to reduce friction and wear on the piston skirts and cylinder walls, which can also contribute to quieter operation.

This set is designed specifically for LS engines with a 4.010-inch bore. It's important to note that these pistons are not CARB approved and cannot be shipped to California. If you're looking to build a powerful LS engine, this set of forged pistons offers a well-built option with features aimed at maximizing performance and durability.